Trichosteleum

• Authority

  Buck, William R. 2003. Guide to the plants of central french Guiana. Part 3. Mosses. Mem. New York Bot. Gard. 76: 1-167.

• Family

  Sematophyllaceae

• Scientific Name

  Trichosteleum

• Description

  Genus Description - Plants small to moderately robust, in somewhat lustrous, ± soft, mostly yellowish green to golden, thin, often extensive mats; stems creeping, freely but irregularly branched, the branches sometimes obscurely complanate-foliate. Stem and branch leaves similar, erect- spreading or falcate-secund, lanceolate to ovate-lanceolate, acute to acuminate-subulate, concave; margins subentire to serrate above, plane or sometimes recurved; costa short and double or absent; cells linear, unipapillose, usually thick-walled and porose, sometimes becoming shorter in the extreme apex, becoming thicker - walled and more conspicuously porose toward the insertion; alar cells greatly enlarged and inflated, oblong, often colored. asexual propagula none. Autoicous. setae elongate but realtively short, slender, often roughened above, occasionally smooth, reddish, curved just below the urn; capsules suberect to pendent, small, ± asymmetric, ovoid to cylindric; peristome double, exostome teeth on the front surface with a zig-zag median furrow, cross - striolate below, coarsely papillose above; endostome with a high basal membrane, segments broad, keeled, perforate, almost as long as the teeth, cilia usually single. Calyptrae cucullate, naked or very rarely sparsely hairy, smooth, roughened, or ridged above.